iFlow is an open source visualization software that transforms programs into interactive control flow graphs. It can be used for educational or presentational purposes. APIs are provided for potential control analysis or even compiler optimizations.

The Selene Engine is an open source realtime 3D engine written in c and c++. It's a light-weight engine with a carefully implemented software renderer. The D3D and OpenGL render subsystems are also included.

ClarityPro a schematic functional programming environment ClarityPro. ClarityPro is used to create programs through drawing rather than by typing text. The approach is particularly helpful for designers that think and design using diagrams.